1980-1987 F250 & F350 NPG NP435 Transmissions

Shop now for Parts and Manuals to fit 1980-1987 Ford F250 and F350 trucks with New Process NP435 4 Speed Manual Transmissions.

The primary heavy-duty 4 speed manual transmission used in 1980-1987 Ford full size 3/4 ton to 1 ton trucks was the wide-ratio (6.69:1) New Process NP435 which is only synchronized for 2nd, 3rd, and 4th gears. The NP435's have a direct drive 1:1 4th gear. The NP435's have a direct drive 1:1 4th gear.

For synchros, shafts and gearing, the availability of most parts for the NP435 is getting tighter every day, but we can usually supply most parts you might need.